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Diffstat (limited to 'drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c')
-rw-r--r--drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c1208
1 files changed, 1208 insertions, 0 deletions
diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c
new file mode 100644
index 0000000000..667933ea15
--- /dev/null
+++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-comp.c
@@ -0,0 +1,1208 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2022 MediaTek Inc.
+ * Author: Ping-Hsun Wu <ping-hsun.wu@mediatek.com>
+ */
+
+#include <linux/clk.h>
+#include <linux/of_platform.h>
+#include <linux/of_address.h>
+#include <linux/pm_runtime.h>
+#include "mtk-mdp3-cfg.h"
+#include "mtk-mdp3-comp.h"
+#include "mtk-mdp3-core.h"
+#include "mtk-mdp3-regs.h"
+
+#include "mdp_reg_rdma.h"
+#include "mdp_reg_ccorr.h"
+#include "mdp_reg_rsz.h"
+#include "mdp_reg_wrot.h"
+#include "mdp_reg_wdma.h"
+
+static u32 mdp_comp_alias_id[MDP_COMP_TYPE_COUNT];
+static int p_id;
+
+static inline const struct mdp_platform_config *
+__get_plat_cfg(const struct mdp_comp_ctx *ctx)
+{
+ if (!ctx)
+ return NULL;
+
+ return ctx->comp->mdp_dev->mdp_data->mdp_cfg;
+}
+
+static s64 get_comp_flag(const struct mdp_comp_ctx *ctx)
+{
+ const struct mdp_platform_config *mdp_cfg = __get_plat_cfg(ctx);
+ u32 rdma0, rsz1;
+
+ rdma0 = mdp_cfg_get_id_inner(ctx->comp->mdp_dev, MDP_COMP_RDMA0);
+ rsz1 = mdp_cfg_get_id_inner(ctx->comp->mdp_dev, MDP_COMP_RSZ1);
+ if (!rdma0 || !rsz1)
+ return MDP_COMP_NONE;
+
+ if (mdp_cfg && mdp_cfg->rdma_rsz1_sram_sharing)
+ if (ctx->comp->inner_id == rdma0)
+ return BIT(rdma0) | BIT(rsz1);
+
+ return BIT(ctx->comp->inner_id);
+}
+
+static int init_rdma(struct mdp_comp_ctx *ctx, struct mdp_cmdq_cmd *cmd)
+{
+ const struct mdp_platform_config *mdp_cfg = __get_plat_cfg(ctx);
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+ s32 rdma0;
+
+ rdma0 = mdp_cfg_get_id_inner(ctx->comp->mdp_dev, MDP_COMP_RDMA0);
+ if (!rdma0)
+ return -EINVAL;
+
+ if (mdp_cfg && mdp_cfg->rdma_support_10bit) {
+ struct mdp_comp *prz1 = ctx->comp->mdp_dev->comp[MDP_COMP_RSZ1];
+
+ /* Disable RSZ1 */
+ if (ctx->comp->inner_id == rdma0 && prz1)
+ MM_REG_WRITE(cmd, subsys_id, prz1->reg_base, PRZ_ENABLE,
+ 0x0, BIT(0));
+ }
+
+ /* Reset RDMA */
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_RESET, BIT(0), BIT(0));
+ MM_REG_POLL(cmd, subsys_id, base, MDP_RDMA_MON_STA_1, BIT(8), BIT(8));
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_RESET, 0x0, BIT(0));
+ return 0;
+}
+
+static int config_rdma_frame(struct mdp_comp_ctx *ctx,
+ struct mdp_cmdq_cmd *cmd,
+ const struct v4l2_rect *compose)
+{
+ const struct mdp_platform_config *mdp_cfg = __get_plat_cfg(ctx);
+ u32 colorformat = ctx->input->buffer.format.colorformat;
+ bool block10bit = MDP_COLOR_IS_10BIT_PACKED(colorformat);
+ bool en_ufo = MDP_COLOR_IS_UFP(colorformat);
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+ u32 reg = 0;
+
+ if (mdp_cfg && mdp_cfg->rdma_support_10bit) {
+ if (block10bit)
+ MM_REG_WRITE(cmd, subsys_id, base,
+ MDP_RDMA_RESV_DUMMY_0, 0x7, 0x7);
+ else
+ MM_REG_WRITE(cmd, subsys_id, base,
+ MDP_RDMA_RESV_DUMMY_0, 0x0, 0x7);
+ }
+
+ /* Setup smi control */
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_GMCIF_CON,
+ (7 << 4) + //burst type to 8
+ (1 << 16), //enable pre-ultra
+ 0x00030071);
+
+ /* Setup source frame info */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.src_ctrl);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_SRC_CON, reg,
+ 0x03C8FE0F);
+
+ if (mdp_cfg)
+ if (mdp_cfg->rdma_support_10bit && en_ufo) {
+ /* Setup source buffer base */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.ufo_dec_y);
+ MM_REG_WRITE(cmd, subsys_id,
+ base, MDP_RDMA_UFO_DEC_LENGTH_BASE_Y,
+ reg, 0xFFFFFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.ufo_dec_c);
+ MM_REG_WRITE(cmd, subsys_id,
+ base, MDP_RDMA_UFO_DEC_LENGTH_BASE_C,
+ reg, 0xFFFFFFFF);
+ /* Set 10bit source frame pitch */
+ if (block10bit) {
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.mf_bkgd_in_pxl);
+ MM_REG_WRITE(cmd, subsys_id,
+ base, MDP_RDMA_MF_BKGD_SIZE_IN_PXL,
+ reg, 0x001FFFFF);
+ }
+ }
+
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.control);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_CON, reg,
+ 0x1110);
+ /* Setup source buffer base */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.iova[0]);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_SRC_BASE_0, reg,
+ 0xFFFFFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.iova[1]);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_SRC_BASE_1, reg,
+ 0xFFFFFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.iova[2]);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_SRC_BASE_2, reg,
+ 0xFFFFFFFF);
+ /* Setup source buffer end */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.iova_end[0]);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_SRC_END_0,
+ reg, 0xFFFFFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.iova_end[1]);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_SRC_END_1,
+ reg, 0xFFFFFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.iova_end[2]);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_SRC_END_2,
+ reg, 0xFFFFFFFF);
+ /* Setup source frame pitch */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.mf_bkgd);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_MF_BKGD_SIZE_IN_BYTE,
+ reg, 0x001FFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.sf_bkgd);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_SF_BKGD_SIZE_IN_BYTE,
+ reg, 0x001FFFFF);
+ /* Setup color transform */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.transform);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_TRANSFORM_0,
+ reg, 0x0F110000);
+
+ return 0;
+}
+
+static int config_rdma_subfrm(struct mdp_comp_ctx *ctx,
+ struct mdp_cmdq_cmd *cmd, u32 index)
+{
+ const struct mdp_platform_config *mdp_cfg = __get_plat_cfg(ctx);
+ u32 colorformat = ctx->input->buffer.format.colorformat;
+ bool block10bit = MDP_COLOR_IS_10BIT_PACKED(colorformat);
+ bool en_ufo = MDP_COLOR_IS_UFP(colorformat);
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+ u32 csf_l = 0, csf_r = 0;
+ u32 reg = 0;
+
+ /* Enable RDMA */
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_EN, BIT(0), BIT(0));
+
+ /* Set Y pixel offset */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.subfrms[index].offset[0]);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_SRC_OFFSET_0,
+ reg, 0xFFFFFFFF);
+
+ /* Set 10bit UFO mode */
+ if (mdp_cfg) {
+ if (mdp_cfg->rdma_support_10bit && block10bit && en_ufo) {
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.subfrms[index].offset_0_p);
+ MM_REG_WRITE(cmd, subsys_id, base,
+ MDP_RDMA_SRC_OFFSET_0_P,
+ reg, 0xFFFFFFFF);
+ }
+ }
+
+ /* Set U pixel offset */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.subfrms[index].offset[1]);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_SRC_OFFSET_1,
+ reg, 0xFFFFFFFF);
+ /* Set V pixel offset */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.subfrms[index].offset[2]);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_SRC_OFFSET_2,
+ reg, 0xFFFFFFFF);
+ /* Set source size */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.subfrms[index].src);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_MF_SRC_SIZE, reg,
+ 0x1FFF1FFF);
+ /* Set target size */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.subfrms[index].clip);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_MF_CLIP_SIZE,
+ reg, 0x1FFF1FFF);
+ /* Set crop offset */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rdma.subfrms[index].clip_ofst);
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_MF_OFFSET_1,
+ reg, 0x003F001F);
+
+ if (CFG_CHECK(MT8183, p_id)) {
+ csf_l = CFG_COMP(MT8183, ctx->param, subfrms[index].in.left);
+ csf_r = CFG_COMP(MT8183, ctx->param, subfrms[index].in.right);
+ }
+ if (mdp_cfg && mdp_cfg->rdma_upsample_repeat_only)
+ if ((csf_r - csf_l + 1) > 320)
+ MM_REG_WRITE(cmd, subsys_id, base,
+ MDP_RDMA_RESV_DUMMY_0, BIT(2), BIT(2));
+
+ return 0;
+}
+
+static int wait_rdma_event(struct mdp_comp_ctx *ctx, struct mdp_cmdq_cmd *cmd)
+{
+ struct device *dev = &ctx->comp->mdp_dev->pdev->dev;
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+
+ if (ctx->comp->alias_id == 0)
+ MM_REG_WAIT(cmd, ctx->comp->gce_event[MDP_GCE_EVENT_EOF]);
+ else
+ dev_err(dev, "Do not support RDMA1_DONE event\n");
+
+ /* Disable RDMA */
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_RDMA_EN, 0x0, BIT(0));
+ return 0;
+}
+
+static const struct mdp_comp_ops rdma_ops = {
+ .get_comp_flag = get_comp_flag,
+ .init_comp = init_rdma,
+ .config_frame = config_rdma_frame,
+ .config_subfrm = config_rdma_subfrm,
+ .wait_comp_event = wait_rdma_event,
+};
+
+static int init_rsz(struct mdp_comp_ctx *ctx, struct mdp_cmdq_cmd *cmd)
+{
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+
+ /* Reset RSZ */
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_ENABLE, 0x10000, BIT(16));
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_ENABLE, 0x0, BIT(16));
+ /* Enable RSZ */
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_ENABLE, BIT(0), BIT(0));
+ return 0;
+}
+
+static int config_rsz_frame(struct mdp_comp_ctx *ctx,
+ struct mdp_cmdq_cmd *cmd,
+ const struct v4l2_rect *compose)
+{
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+ bool bypass = FALSE;
+ u32 reg = 0;
+
+ if (CFG_CHECK(MT8183, p_id))
+ bypass = CFG_COMP(MT8183, ctx->param, frame.bypass);
+
+ if (bypass) {
+ /* Disable RSZ */
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_ENABLE, 0x0, BIT(0));
+ return 0;
+ }
+
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rsz.control1);
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_CONTROL_1, reg,
+ 0x03FFFDF3);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rsz.control2);
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_CONTROL_2, reg,
+ 0x0FFFC290);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rsz.coeff_step_x);
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_HORIZONTAL_COEFF_STEP,
+ reg, 0x007FFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rsz.coeff_step_y);
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_VERTICAL_COEFF_STEP,
+ reg, 0x007FFFFF);
+ return 0;
+}
+
+static int config_rsz_subfrm(struct mdp_comp_ctx *ctx,
+ struct mdp_cmdq_cmd *cmd, u32 index)
+{
+ const struct mdp_platform_config *mdp_cfg = __get_plat_cfg(ctx);
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+ u32 csf_l = 0, csf_r = 0;
+ u32 reg = 0;
+
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rsz.subfrms[index].control2);
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_CONTROL_2, reg,
+ 0x00003800);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rsz.subfrms[index].src);
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_INPUT_IMAGE, reg,
+ 0xFFFFFFFF);
+
+ if (CFG_CHECK(MT8183, p_id)) {
+ csf_l = CFG_COMP(MT8183, ctx->param, subfrms[index].in.left);
+ csf_r = CFG_COMP(MT8183, ctx->param, subfrms[index].in.right);
+ }
+ if (mdp_cfg && mdp_cfg->rsz_disable_dcm_small_sample)
+ if ((csf_r - csf_l + 1) <= 16)
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_CONTROL_1,
+ BIT(27), BIT(27));
+
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, subfrms[index].luma.left);
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_LUMA_HORIZONTAL_INTEGER_OFFSET,
+ reg, 0xFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, subfrms[index].luma.left_subpix);
+ MM_REG_WRITE(cmd, subsys_id,
+ base, PRZ_LUMA_HORIZONTAL_SUBPIXEL_OFFSET,
+ reg, 0x1FFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, subfrms[index].luma.top);
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_LUMA_VERTICAL_INTEGER_OFFSET,
+ reg, 0xFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, subfrms[index].luma.top_subpix);
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_LUMA_VERTICAL_SUBPIXEL_OFFSET,
+ reg, 0x1FFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, subfrms[index].chroma.left);
+ MM_REG_WRITE(cmd, subsys_id,
+ base, PRZ_CHROMA_HORIZONTAL_INTEGER_OFFSET,
+ reg, 0xFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, subfrms[index].chroma.left_subpix);
+ MM_REG_WRITE(cmd, subsys_id,
+ base, PRZ_CHROMA_HORIZONTAL_SUBPIXEL_OFFSET,
+ reg, 0x1FFFFF);
+
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, rsz.subfrms[index].clip);
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_OUTPUT_IMAGE, reg,
+ 0xFFFFFFFF);
+
+ return 0;
+}
+
+static int advance_rsz_subfrm(struct mdp_comp_ctx *ctx,
+ struct mdp_cmdq_cmd *cmd, u32 index)
+{
+ const struct mdp_platform_config *mdp_cfg = __get_plat_cfg(ctx);
+
+ if (mdp_cfg && mdp_cfg->rsz_disable_dcm_small_sample) {
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+ u32 csf_l = 0, csf_r = 0;
+
+ if (CFG_CHECK(MT8183, p_id)) {
+ csf_l = CFG_COMP(MT8183, ctx->param, subfrms[index].in.left);
+ csf_r = CFG_COMP(MT8183, ctx->param, subfrms[index].in.right);
+ }
+
+ if ((csf_r - csf_l + 1) <= 16)
+ MM_REG_WRITE(cmd, subsys_id, base, PRZ_CONTROL_1, 0x0,
+ BIT(27));
+ }
+
+ return 0;
+}
+
+static const struct mdp_comp_ops rsz_ops = {
+ .get_comp_flag = get_comp_flag,
+ .init_comp = init_rsz,
+ .config_frame = config_rsz_frame,
+ .config_subfrm = config_rsz_subfrm,
+ .advance_subfrm = advance_rsz_subfrm,
+};
+
+static int init_wrot(struct mdp_comp_ctx *ctx, struct mdp_cmdq_cmd *cmd)
+{
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+
+ /* Reset WROT */
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_SOFT_RST, BIT(0), BIT(0));
+ MM_REG_POLL(cmd, subsys_id, base, VIDO_SOFT_RST_STAT, BIT(0), BIT(0));
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_SOFT_RST, 0x0, BIT(0));
+ MM_REG_POLL(cmd, subsys_id, base, VIDO_SOFT_RST_STAT, 0x0, BIT(0));
+ return 0;
+}
+
+static int config_wrot_frame(struct mdp_comp_ctx *ctx,
+ struct mdp_cmdq_cmd *cmd,
+ const struct v4l2_rect *compose)
+{
+ const struct mdp_platform_config *mdp_cfg = __get_plat_cfg(ctx);
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+ u32 reg = 0;
+
+ /* Write frame base address */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.iova[0]);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_BASE_ADDR, reg,
+ 0xFFFFFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.iova[1]);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_BASE_ADDR_C, reg,
+ 0xFFFFFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.iova[2]);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_BASE_ADDR_V, reg,
+ 0xFFFFFFFF);
+ /* Write frame related registers */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.control);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_CTRL, reg,
+ 0xF131510F);
+ /* Write frame Y pitch */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.stride[0]);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_STRIDE, reg,
+ 0x0000FFFF);
+ /* Write frame UV pitch */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.stride[1]);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_STRIDE_C, reg,
+ 0xFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.stride[2]);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_STRIDE_V, reg,
+ 0xFFFF);
+ /* Write matrix control */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.mat_ctrl);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_MAT_CTRL, reg, 0xF3);
+
+ /* Set the fixed ALPHA as 0xFF */
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_DITHER, 0xFF000000,
+ 0xFF000000);
+ /* Set VIDO_EOL_SEL */
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_RSV_1, BIT(31), BIT(31));
+ /* Set VIDO_FIFO_TEST */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.fifo_test);
+ if (reg != 0)
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_FIFO_TEST,
+ reg, 0xFFF);
+ /* Filter enable */
+ if (mdp_cfg && mdp_cfg->wrot_filter_constraint) {
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.filter);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_MAIN_BUF_SIZE,
+ reg, 0x77);
+ }
+
+ return 0;
+}
+
+static int config_wrot_subfrm(struct mdp_comp_ctx *ctx,
+ struct mdp_cmdq_cmd *cmd, u32 index)
+{
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+ u32 reg = 0;
+
+ /* Write Y pixel offset */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.subfrms[index].offset[0]);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_OFST_ADDR,
+ reg, 0x0FFFFFFF);
+ /* Write U pixel offset */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.subfrms[index].offset[1]);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_OFST_ADDR_C,
+ reg, 0x0FFFFFFF);
+ /* Write V pixel offset */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.subfrms[index].offset[2]);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_OFST_ADDR_V,
+ reg, 0x0FFFFFFF);
+ /* Write source size */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.subfrms[index].src);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_IN_SIZE, reg,
+ 0x1FFF1FFF);
+ /* Write target size */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.subfrms[index].clip);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_TAR_SIZE, reg,
+ 0x1FFF1FFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.subfrms[index].clip_ofst);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_CROP_OFST, reg,
+ 0x1FFF1FFF);
+
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wrot.subfrms[index].main_buf);
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_MAIN_BUF_SIZE,
+ reg, 0x1FFF7F00);
+
+ /* Enable WROT */
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_ROT_EN, BIT(0), BIT(0));
+
+ return 0;
+}
+
+static int wait_wrot_event(struct mdp_comp_ctx *ctx, struct mdp_cmdq_cmd *cmd)
+{
+ const struct mdp_platform_config *mdp_cfg = __get_plat_cfg(ctx);
+ struct device *dev = &ctx->comp->mdp_dev->pdev->dev;
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+
+ if (ctx->comp->alias_id == 0)
+ MM_REG_WAIT(cmd, ctx->comp->gce_event[MDP_GCE_EVENT_EOF]);
+ else
+ dev_err(dev, "Do not support WROT1_DONE event\n");
+
+ if (mdp_cfg && mdp_cfg->wrot_filter_constraint)
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_MAIN_BUF_SIZE, 0x0,
+ 0x77);
+
+ /* Disable WROT */
+ MM_REG_WRITE(cmd, subsys_id, base, VIDO_ROT_EN, 0x0, BIT(0));
+
+ return 0;
+}
+
+static const struct mdp_comp_ops wrot_ops = {
+ .get_comp_flag = get_comp_flag,
+ .init_comp = init_wrot,
+ .config_frame = config_wrot_frame,
+ .config_subfrm = config_wrot_subfrm,
+ .wait_comp_event = wait_wrot_event,
+};
+
+static int init_wdma(struct mdp_comp_ctx *ctx, struct mdp_cmdq_cmd *cmd)
+{
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+
+ /* Reset WDMA */
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_RST, BIT(0), BIT(0));
+ MM_REG_POLL(cmd, subsys_id, base, WDMA_FLOW_CTRL_DBG, BIT(0), BIT(0));
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_RST, 0x0, BIT(0));
+ return 0;
+}
+
+static int config_wdma_frame(struct mdp_comp_ctx *ctx,
+ struct mdp_cmdq_cmd *cmd,
+ const struct v4l2_rect *compose)
+{
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+ u32 reg = 0;
+
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_BUF_CON2, 0x10101050,
+ 0xFFFFFFFF);
+
+ /* Setup frame information */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wdma.wdma_cfg);
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_CFG, reg,
+ 0x0F01B8F0);
+ /* Setup frame base address */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wdma.iova[0]);
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_DST_ADDR, reg,
+ 0xFFFFFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wdma.iova[1]);
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_DST_U_ADDR, reg,
+ 0xFFFFFFFF);
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wdma.iova[2]);
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_DST_V_ADDR, reg,
+ 0xFFFFFFFF);
+ /* Setup Y pitch */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wdma.w_in_byte);
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_DST_W_IN_BYTE,
+ reg, 0x0000FFFF);
+ /* Setup UV pitch */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wdma.uv_stride);
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_DST_UV_PITCH,
+ reg, 0x0000FFFF);
+ /* Set the fixed ALPHA as 0xFF */
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_ALPHA, 0x800000FF,
+ 0x800000FF);
+
+ return 0;
+}
+
+static int config_wdma_subfrm(struct mdp_comp_ctx *ctx,
+ struct mdp_cmdq_cmd *cmd, u32 index)
+{
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+ u32 reg = 0;
+
+ /* Write Y pixel offset */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wdma.subfrms[index].offset[0]);
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_DST_ADDR_OFFSET,
+ reg, 0x0FFFFFFF);
+ /* Write U pixel offset */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wdma.subfrms[index].offset[1]);
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_DST_U_ADDR_OFFSET,
+ reg, 0x0FFFFFFF);
+ /* Write V pixel offset */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wdma.subfrms[index].offset[2]);
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_DST_V_ADDR_OFFSET,
+ reg, 0x0FFFFFFF);
+ /* Write source size */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wdma.subfrms[index].src);
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_SRC_SIZE, reg,
+ 0x3FFF3FFF);
+ /* Write target size */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wdma.subfrms[index].clip);
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_CLIP_SIZE, reg,
+ 0x3FFF3FFF);
+ /* Write clip offset */
+ if (CFG_CHECK(MT8183, p_id))
+ reg = CFG_COMP(MT8183, ctx->param, wdma.subfrms[index].clip_ofst);
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_CLIP_COORD, reg,
+ 0x3FFF3FFF);
+
+ /* Enable WDMA */
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_EN, BIT(0), BIT(0));
+
+ return 0;
+}
+
+static int wait_wdma_event(struct mdp_comp_ctx *ctx, struct mdp_cmdq_cmd *cmd)
+{
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+
+ MM_REG_WAIT(cmd, ctx->comp->gce_event[MDP_GCE_EVENT_EOF]);
+ /* Disable WDMA */
+ MM_REG_WRITE(cmd, subsys_id, base, WDMA_EN, 0x0, BIT(0));
+ return 0;
+}
+
+static const struct mdp_comp_ops wdma_ops = {
+ .get_comp_flag = get_comp_flag,
+ .init_comp = init_wdma,
+ .config_frame = config_wdma_frame,
+ .config_subfrm = config_wdma_subfrm,
+ .wait_comp_event = wait_wdma_event,
+};
+
+static int init_ccorr(struct mdp_comp_ctx *ctx, struct mdp_cmdq_cmd *cmd)
+{
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+
+ /* CCORR enable */
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_CCORR_EN, BIT(0), BIT(0));
+ /* Relay mode */
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_CCORR_CFG, BIT(0), BIT(0));
+ return 0;
+}
+
+static int config_ccorr_subfrm(struct mdp_comp_ctx *ctx,
+ struct mdp_cmdq_cmd *cmd, u32 index)
+{
+ phys_addr_t base = ctx->comp->reg_base;
+ u8 subsys_id = ctx->comp->subsys_id;
+ u32 csf_l = 0, csf_r = 0;
+ u32 csf_t = 0, csf_b = 0;
+ u32 hsize, vsize;
+
+ if (CFG_CHECK(MT8183, p_id)) {
+ csf_l = CFG_COMP(MT8183, ctx->param, subfrms[index].in.left);
+ csf_r = CFG_COMP(MT8183, ctx->param, subfrms[index].in.right);
+ csf_t = CFG_COMP(MT8183, ctx->param, subfrms[index].in.top);
+ csf_b = CFG_COMP(MT8183, ctx->param, subfrms[index].in.bottom);
+ }
+
+ hsize = csf_r - csf_l + 1;
+ vsize = csf_b - csf_t + 1;
+ MM_REG_WRITE(cmd, subsys_id, base, MDP_CCORR_SIZE,
+ (hsize << 16) + (vsize << 0), 0x1FFF1FFF);
+ return 0;
+}
+
+static const struct mdp_comp_ops ccorr_ops = {
+ .get_comp_flag = get_comp_flag,
+ .init_comp = init_ccorr,
+ .config_subfrm = config_ccorr_subfrm,
+};
+
+static const struct mdp_comp_ops *mdp_comp_ops[MDP_COMP_TYPE_COUNT] = {
+ [MDP_COMP_TYPE_RDMA] = &rdma_ops,
+ [MDP_COMP_TYPE_RSZ] = &rsz_ops,
+ [MDP_COMP_TYPE_WROT] = &wrot_ops,
+ [MDP_COMP_TYPE_WDMA] = &wdma_ops,
+ [MDP_COMP_TYPE_CCORR] = &ccorr_ops,
+};
+
+static const struct of_device_id mdp_comp_dt_ids[] __maybe_unused = {
+ {
+ .compatible = "mediatek,mt8183-mdp3-rdma",
+ .data = (void *)MDP_COMP_TYPE_RDMA,
+ }, {
+ .compatible = "mediatek,mt8183-mdp3-ccorr",
+ .data = (void *)MDP_COMP_TYPE_CCORR,
+ }, {
+ .compatible = "mediatek,mt8183-mdp3-rsz",
+ .data = (void *)MDP_COMP_TYPE_RSZ,
+ }, {
+ .compatible = "mediatek,mt8183-mdp3-wrot",
+ .data = (void *)MDP_COMP_TYPE_WROT,
+ }, {
+ .compatible = "mediatek,mt8183-mdp3-wdma",
+ .data = (void *)MDP_COMP_TYPE_WDMA,
+ },
+ {}
+};
+
+static inline bool is_dma_capable(const enum mdp_comp_type type)
+{
+ return (type == MDP_COMP_TYPE_RDMA ||
+ type == MDP_COMP_TYPE_WROT ||
+ type == MDP_COMP_TYPE_WDMA);
+}
+
+static inline bool is_bypass_gce_event(const enum mdp_comp_type type)
+{
+ /*
+ * Subcomponent PATH is only used for the direction of data flow and
+ * dose not need to wait for GCE event.
+ */
+ return (type == MDP_COMP_TYPE_PATH);
+}
+
+static int mdp_comp_get_id(struct mdp_dev *mdp, enum mdp_comp_type type, u32 alias_id)
+{
+ int i;
+
+ for (i = 0; i < mdp->mdp_data->comp_data_len; i++)
+ if (mdp->mdp_data->comp_data[i].match.type == type &&
+ mdp->mdp_data->comp_data[i].match.alias_id == alias_id)
+ return i;
+ return -ENODEV;
+}
+
+int mdp_comp_clock_on(struct device *dev, struct mdp_comp *comp)
+{
+ int i, ret;
+
+ /* Only DMA capable components need the pm control */
+ if (comp->comp_dev && is_dma_capable(comp->type)) {
+ ret = pm_runtime_resume_and_get(comp->comp_dev);
+ if (ret < 0) {
+ dev_err(dev,
+ "Failed to get power, err %d. type:%d id:%d\n",
+ ret, comp->type, comp->inner_id);
+ return ret;
+ }
+ }
+
+ for (i = 0; i < comp->clk_num; i++) {
+ if (IS_ERR_OR_NULL(comp->clks[i]))
+ continue;
+ ret = clk_prepare_enable(comp->clks[i]);
+ if (ret) {
+ dev_err(dev,
+ "Failed to enable clk %d. type:%d id:%d\n",
+ i, comp->type, comp->inner_id);
+ goto err_revert;
+ }
+ }
+
+ return 0;
+
+err_revert:
+ while (--i >= 0) {
+ if (IS_ERR_OR_NULL(comp->clks[i]))
+ continue;
+ clk_disable_unprepare(comp->clks[i]);
+ }
+ if (comp->comp_dev && is_dma_capable(comp->type))
+ pm_runtime_put_sync(comp->comp_dev);
+
+ return ret;
+}
+
+void mdp_comp_clock_off(struct device *dev, struct mdp_comp *comp)
+{
+ int i;
+
+ for (i = 0; i < comp->clk_num; i++) {
+ if (IS_ERR_OR_NULL(comp->clks[i]))
+ continue;
+ clk_disable_unprepare(comp->clks[i]);
+ }
+
+ if (comp->comp_dev && is_dma_capable(comp->type))
+ pm_runtime_put(comp->comp_dev);
+}
+
+int mdp_comp_clocks_on(struct device *dev, struct mdp_comp *comps, int num)
+{
+ int i, ret;
+
+ for (i = 0; i < num; i++) {
+ ret = mdp_comp_clock_on(dev, &comps[i]);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+void mdp_comp_clocks_off(struct device *dev, struct mdp_comp *comps, int num)
+{
+ int i;
+
+ for (i = 0; i < num; i++)
+ mdp_comp_clock_off(dev, &comps[i]);
+}
+
+static int mdp_get_subsys_id(struct mdp_dev *mdp, struct device *dev,
+ struct device_node *node, struct mdp_comp *comp)
+{
+ struct platform_device *comp_pdev;
+ struct cmdq_client_reg cmdq_reg;
+ int ret = 0;
+ int index = 0;
+
+ if (!dev || !node || !comp)
+ return -EINVAL;
+
+ comp_pdev = of_find_device_by_node(node);
+
+ if (!comp_pdev) {
+ dev_err(dev, "get comp_pdev fail! comp public id=%d, inner id=%d, type=%d\n",
+ comp->public_id, comp->inner_id, comp->type);
+ return -ENODEV;
+ }
+
+ index = mdp->mdp_data->comp_data[comp->public_id].info.dts_reg_ofst;
+ ret = cmdq_dev_get_client_reg(&comp_pdev->dev, &cmdq_reg, index);
+ if (ret != 0) {
+ dev_err(&comp_pdev->dev, "cmdq_dev_get_subsys fail!\n");
+ put_device(&comp_pdev->dev);
+ return -EINVAL;
+ }
+
+ comp->subsys_id = cmdq_reg.subsys;
+ dev_dbg(&comp_pdev->dev, "subsys id=%d\n", cmdq_reg.subsys);
+ put_device(&comp_pdev->dev);
+
+ return 0;
+}
+
+static void __mdp_comp_init(struct mdp_dev *mdp, struct device_node *node,
+ struct mdp_comp *comp)
+{
+ struct resource res;
+ phys_addr_t base;
+ int index;
+
+ index = mdp->mdp_data->comp_data[comp->public_id].info.dts_reg_ofst;
+ if (of_address_to_resource(node, index, &res) < 0)
+ base = 0L;
+ else
+ base = res.start;
+
+ comp->mdp_dev = mdp;
+ comp->regs = of_iomap(node, 0);
+ comp->reg_base = base;
+}
+
+static int mdp_comp_init(struct mdp_dev *mdp, struct device_node *node,
+ struct mdp_comp *comp, enum mtk_mdp_comp_id id)
+{
+ struct device *dev = &mdp->pdev->dev;
+ struct platform_device *pdev_c;
+ int clk_ofst;
+ int i;
+ s32 event;
+
+ if (id < 0 || id >= MDP_MAX_COMP_COUNT) {
+ dev_err(dev, "Invalid component id %d\n", id);
+ return -EINVAL;
+ }
+
+ pdev_c = of_find_device_by_node(node);
+ if (!pdev_c) {
+ dev_warn(dev, "can't find platform device of node:%s\n",
+ node->name);
+ return -ENODEV;
+ }
+
+ comp->comp_dev = &pdev_c->dev;
+ comp->public_id = id;
+ comp->type = mdp->mdp_data->comp_data[id].match.type;
+ comp->inner_id = mdp->mdp_data->comp_data[id].match.inner_id;
+ comp->alias_id = mdp->mdp_data->comp_data[id].match.alias_id;
+ comp->ops = mdp_comp_ops[comp->type];
+ __mdp_comp_init(mdp, node, comp);
+
+ comp->clk_num = mdp->mdp_data->comp_data[id].info.clk_num;
+ comp->clks = devm_kzalloc(dev, sizeof(struct clk *) * comp->clk_num,
+ GFP_KERNEL);
+ if (!comp->clks)
+ return -ENOMEM;
+
+ clk_ofst = mdp->mdp_data->comp_data[id].info.clk_ofst;
+
+ for (i = 0; i < comp->clk_num; i++) {
+ comp->clks[i] = of_clk_get(node, i + clk_ofst);
+ if (IS_ERR(comp->clks[i]))
+ break;
+ }
+
+ mdp_get_subsys_id(mdp, dev, node, comp);
+
+ /* Set GCE SOF event */
+ if (is_bypass_gce_event(comp->type) ||
+ of_property_read_u32_index(node, "mediatek,gce-events",
+ MDP_GCE_EVENT_SOF, &event))
+ event = MDP_GCE_NO_EVENT;
+
+ comp->gce_event[MDP_GCE_EVENT_SOF] = event;
+
+ /* Set GCE EOF event */
+ if (is_dma_capable(comp->type)) {
+ if (of_property_read_u32_index(node, "mediatek,gce-events",
+ MDP_GCE_EVENT_EOF, &event)) {
+ dev_err(dev, "Component id %d has no EOF\n", id);
+ return -EINVAL;
+ }
+ } else {
+ event = MDP_GCE_NO_EVENT;
+ }
+
+ comp->gce_event[MDP_GCE_EVENT_EOF] = event;
+
+ return 0;
+}
+
+static void mdp_comp_deinit(struct mdp_comp *comp)
+{
+ if (!comp)
+ return;
+
+ if (comp->comp_dev && comp->clks) {
+ devm_kfree(&comp->mdp_dev->pdev->dev, comp->clks);
+ comp->clks = NULL;
+ }
+
+ if (comp->regs)
+ iounmap(comp->regs);
+}
+
+static struct mdp_comp *mdp_comp_create(struct mdp_dev *mdp,
+ struct device_node *node,
+ enum mtk_mdp_comp_id id)
+{
+ struct device *dev = &mdp->pdev->dev;
+ struct mdp_comp *comp;
+ int ret;
+
+ if (mdp->comp[id])
+ return ERR_PTR(-EEXIST);
+
+ comp = devm_kzalloc(dev, sizeof(*comp), GFP_KERNEL);
+ if (!comp)
+ return ERR_PTR(-ENOMEM);
+
+ ret = mdp_comp_init(mdp, node, comp, id);
+ if (ret) {
+ devm_kfree(dev, comp);
+ return ERR_PTR(ret);
+ }
+ mdp->comp[id] = comp;
+ mdp->comp[id]->mdp_dev = mdp;
+
+ dev_dbg(dev, "%s type:%d alias:%d public id:%d inner id:%d base:%#x regs:%p\n",
+ dev->of_node->name, comp->type, comp->alias_id, id, comp->inner_id,
+ (u32)comp->reg_base, comp->regs);
+ return comp;
+}
+
+static int mdp_comp_sub_create(struct mdp_dev *mdp)
+{
+ struct device *dev = &mdp->pdev->dev;
+ struct device_node *node, *parent;
+ int ret = 0;
+
+ parent = dev->of_node->parent;
+
+ for_each_child_of_node(parent, node) {
+ const struct of_device_id *of_id;
+ enum mdp_comp_type type;
+ int id, alias_id;
+ struct mdp_comp *comp;
+
+ of_id = of_match_node(mdp->mdp_data->mdp_sub_comp_dt_ids, node);
+ if (!of_id)
+ continue;
+ if (!of_device_is_available(node)) {
+ dev_dbg(dev, "Skipping disabled sub comp. %pOF\n",
+ node);
+ continue;
+ }
+
+ type = (enum mdp_comp_type)(uintptr_t)of_id->data;
+ alias_id = mdp_comp_alias_id[type];
+ id = mdp_comp_get_id(mdp, type, alias_id);
+ if (id < 0) {
+ dev_err(dev,
+ "Fail to get sub comp. id: type %d alias %d\n",
+ type, alias_id);
+ ret = -EINVAL;
+ goto err_free_node;
+ }
+ mdp_comp_alias_id[type]++;
+
+ comp = mdp_comp_create(mdp, node, id);
+ if (IS_ERR(comp)) {
+ ret = PTR_ERR(comp);
+ goto err_free_node;
+ }
+ }
+ return ret;
+
+err_free_node:
+ of_node_put(node);
+ return ret;
+}
+
+void mdp_comp_destroy(struct mdp_dev *mdp)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(mdp->comp); i++) {
+ if (mdp->comp[i]) {
+ if (is_dma_capable(mdp->comp[i]->type))
+ pm_runtime_disable(mdp->comp[i]->comp_dev);
+ mdp_comp_deinit(mdp->comp[i]);
+ devm_kfree(mdp->comp[i]->comp_dev, mdp->comp[i]);
+ mdp->comp[i] = NULL;
+ }
+ }
+}
+
+int mdp_comp_config(struct mdp_dev *mdp)
+{
+ struct device *dev = &mdp->pdev->dev;
+ struct device_node *node, *parent;
+ int ret;
+
+ memset(mdp_comp_alias_id, 0, sizeof(mdp_comp_alias_id));
+ p_id = mdp->mdp_data->mdp_plat_id;
+
+ parent = dev->of_node->parent;
+ /* Iterate over sibling MDP function blocks */
+ for_each_child_of_node(parent, node) {
+ const struct of_device_id *of_id;
+ enum mdp_comp_type type;
+ int id, alias_id;
+ struct mdp_comp *comp;
+
+ of_id = of_match_node(mdp_comp_dt_ids, node);
+ if (!of_id)
+ continue;
+
+ if (!of_device_is_available(node)) {
+ dev_dbg(dev, "Skipping disabled component %pOF\n",
+ node);
+ continue;
+ }
+
+ type = (enum mdp_comp_type)(uintptr_t)of_id->data;
+ alias_id = mdp_comp_alias_id[type];
+ id = mdp_comp_get_id(mdp, type, alias_id);
+ if (id < 0) {
+ dev_err(dev,
+ "Fail to get component id: type %d alias %d\n",
+ type, alias_id);
+ continue;
+ }
+ mdp_comp_alias_id[type]++;
+
+ comp = mdp_comp_create(mdp, node, id);
+ if (IS_ERR(comp)) {
+ ret = PTR_ERR(comp);
+ goto err_init_comps;
+ }
+
+ /* Only DMA capable components need the pm control */
+ if (!is_dma_capable(comp->type))
+ continue;
+ pm_runtime_enable(comp->comp_dev);
+ }
+
+ ret = mdp_comp_sub_create(mdp);
+ if (ret)
+ goto err_init_comps;
+
+ return 0;
+
+err_init_comps:
+ mdp_comp_destroy(mdp);
+ return ret;
+}
+
+int mdp_comp_ctx_config(struct mdp_dev *mdp, struct mdp_comp_ctx *ctx,
+ const struct img_compparam *param,
+ const struct img_ipi_frameparam *frame)
+{
+ struct device *dev = &mdp->pdev->dev;
+ enum mtk_mdp_comp_id public_id = MDP_COMP_NONE;
+ u32 arg;
+ int i, idx;
+
+ if (!param) {
+ dev_err(dev, "Invalid component param");
+ return -EINVAL;
+ }
+
+ if (CFG_CHECK(MT8183, p_id))
+ arg = CFG_COMP(MT8183, param, type);
+ else
+ return -EINVAL;
+ public_id = mdp_cfg_get_id_public(mdp, arg);
+ if (public_id < 0) {
+ dev_err(dev, "Invalid component id %d", public_id);
+ return -EINVAL;
+ }
+
+ ctx->comp = mdp->comp[public_id];
+ if (!ctx->comp) {
+ dev_err(dev, "Uninit component inner id %d", arg);
+ return -EINVAL;
+ }
+
+ ctx->param = param;
+ if (CFG_CHECK(MT8183, p_id))
+ arg = CFG_COMP(MT8183, param, input);
+ else
+ return -EINVAL;
+ ctx->input = &frame->inputs[arg];
+ if (CFG_CHECK(MT8183, p_id))
+ idx = CFG_COMP(MT8183, param, num_outputs);
+ else
+ return -EINVAL;
+ for (i = 0; i < idx; i++) {
+ if (CFG_CHECK(MT8183, p_id))
+ arg = CFG_COMP(MT8183, param, outputs[i]);
+ else
+ return -EINVAL;
+ ctx->outputs[i] = &frame->outputs[arg];
+ }
+ return 0;
+}